romney calling half the country victims, in your living room. when that happens it will be posted and cataloged for posterity at our website. the three clips are posted there now if you want to check them out. maddowblog.com. have a great night. >>> politics and policy, mitt romney sharpens his foreign policy attacks as the president prepares to step on to the world stage. >>> celestial stunner. an awesome display of the northern lights. >>> talk about the find of a lifetime an art work found at a thrift store fetches tens of thousands at auction. good morning. i'm lynn berry. this is "first look" on nbc. >>> and we are going to begin with foreign affairs. president obama will take a brief diplomatic detour from his campaign's front lines to address the simmering crises in iran, syria, and the broader muslim world before the united nations general assembly. nbc's tracie potts joins us from washington with details. good morning. >> reporter: this is a big deal. not only for the president explaining where the world stands but for him politically.